Diagnostic apparatus



FIG. 1 is an isometric view taken from above of a diagnostic apparatus;

FIG. 2 is another isometric view taken from below thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a rear elevational view thereof; and,

FIG. 8 is a front elevational view thereof.

The broken lines in the drawings define certain boundaries of the claimed ornamental design, and represent unclaimed subject matter. 

CLAIM The ornamental design for a diagnostic apparatus, as shown and described. 